Power saving device for companies

摘要

To disclose a power saving device for enterprises.SOLUTION: A power saving device includes: a device main body; and a power supply off device installed in the device main body. The power supply off device includes an expansion and contraction cavity installed in the device main body, and a power supply off component is installed in the expansion and contraction cavity. The power supply off component includes a lifting block installed in the expansion and contraction cavity. A power supply off operation or a power supply on operation can be made for an electric circuit when the lifting block is vertically slid in the expansion and contraction cavity. In a left side inner wall of the expansion and contraction cavity, a locking device is installed. When the lifting block is dropped in the expansion and contraction cavity, the locking device performs a lock operation for the lifting block. After that, an off state of the electric circuit is maintained, and the electric circuit is disconnected automatically when a person closes a door and leaves.SELECTED DRAWING: Figure 1